Helianthus petiolaris
التصنيف
عائلةAsteraceae
جنسHelianthus
منطقة4
أعرف أكثر
Plants of the World Onlineعن
Helianthus petiolaris, commonly known as the prairie sunflower, is a species in the Asteraceae family. Native to North America, it thrives in prairies and open fields. This annual plant is known for its bright yellow flowers and can grow up to 1.5 meters tall. It has a dormancy period during the winter months.
المعروف أيضا باسم
Petioled Sunflower
Plains Sunflower
Prairie Sunflower
Helianthus integrifolius var. gracilis
Helianthus integrifolius var. integrifolius
Helianthus petiolaris var. petiolaris
ملخص
VPDاحسب
ماءجاف
تربةطفيلي
ضوءبرايت مباشر (6 ساعات)
درجة حرارة٢٥
رطوبة٤٠
GDD١٬٣٥٠
السكون3 الشهور
الرقم الهيدروجيني٦٫٥
الضغط١٬٠١٣
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تفاصيل
تعليمات العناية
Helianthus petiolaris requires bright, direct sunlight for optimal growth. It prefers moderate temperatures and can tolerate dry conditions. Ensure the plant receives adequate light and water it sparingly, allowing the soil to dry out between waterings. Maintain moderate humidity levels.محصول
Helianthus petiolaris, commonly known as the prairie sunflower, is typically ready for harvest about 90 days after planting. Harvesting should be done when the back of the flower heads turn yellow and the seeds are plump and firm. Cut the flower heads with a sharp knife or pruning shears, leaving a few inches of stem attached. Allow the heads to dry in a well-ventilated, dry area for several days. Once dried, the seeds can be easily removed by rubbing the heads. Ensure to store the seeds in a cool, dry place to maintain their viability.تربة
This plant prefers well-draining loamy soil. It can tolerate poor soil conditions but thrives best in moderately fertile soil. Ensure good drainage to prevent waterlogging, which can harm the plant.سماد
Use a balanced fertilizer with a nutrient composition of 10-10-10. Fertilize the plant during the growing season, typically every 4-6 weeks, to support its growth and flowering.إعادة السمعة
Repot Helianthus petiolaris annually or when it outgrows its container. Choose a slightly larger pot with good drainage. Carefully transfer the plant to avoid damaging the roots, and fill in with fresh soil.الانتشار
Propagate this plant through seeds. Sow the seeds in early spring, either directly in the ground or in seed trays. Keep the soil moist until germination, which typically occurs within 1-2 weeks.تشذيب
Prune the plant to remove dead or damaged leaves and spent flowers. This encourages new growth and helps maintain the plant's shape. Pruning is best done during the growing season.تسمم
Helianthus petiolaris is not toxic to pets or humans. It is safe to grow in gardens where pets and children are present.إضافي
Helianthus petiolaris is a great addition to wildflower gardens and can attract pollinators such as bees and butterflies. It is relatively easy to care for, making it suitable for both novice and experienced gardeners.أحدث ثورة في العناية بالنباتات الخاصة بك
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يقيس بدقة المقاييس الأساسية لنباتك - رطوبة التربة والضوء ودرجة الحرارة والرطوبة - بالإضافة إلى المقاييس المركبة مثل نقص ضغط البخار (VPD) وأيام درجة النمو (GDD).
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